commit cf52a6d61679b6abf4ce11f8903031980e2cfe66
Author: kts <kts@exoss.net>
Date:   Sat May 17 16:52:48 2014 -0700

    Initial commit of kettek MediaServe. Contains basic framework and implementation. FileBrowser module fairly complete, much more to be added, including Playlist module and Player module.

diff --git a/MusicServe.php b/MusicServe.php
new file mode 100644
index 0000000..8bb9d88
--- /dev/null
+++ b/MusicServe.php
@@ -0,0 +1,132 @@
+<?php
+namespace ktk\MusicServe;
+session_start();
+
+class MusicServe {
+  static public $modules = array();
+  static public $errors = array();
+  static public $warnings = array();
+  static private $storage = array();
+
+  static function loadModule($name) {
+    if (file_exists('modules/'.$name.'.php')) {
+      include_once 'modules/'.$name.'.php';
+      array_push(self::$modules, $name);
+    } else {
+      self::reportError(__CLASS__, __FUNCTION__, "Module ".$name." does not exist!");
+    }
+  }
+  static function checkModule($name) {
+    return array_search($name, self::$modules);
+  }
+
+  static function initProgram() {
+    foreach(self::$modules as $module) {
+      if (method_exists('ktk\\MusicServe\\'.$module, 'onInit')) {
+        call_user_func('ktk\\MusicServe\\'.$module.'::onInit');
+      }
+    }
+  }
+
+  static function processProgram() {
+    // check for module commands and call them if so
+    if (isset($_POST['m'])) {
+      if (isset($_POST['c'])) {
+        if (method_exists('ktk\\MusicServe\\'.$_POST['m'], $_POST['c'])) {
+          call_user_func('ktk\\MusicServe\\'.$_POST['m'].'::'.$_POST['c'], $_POST['p1']);
+        }
+      }
+    } else if (isset($_GET['m'])) {
+      if (isset($_GET['c'])) {
+        if (method_exists('ktk\\MusicServe\\'.$_GET['m'], $_GET['c'])) {
+          call_user_func('ktk\\MusicServe\\'.$_GET['m'].'::'.$_GET['c'], $_GET['p1']);
+        }
+      }
+    }
+    foreach(self::$modules as $module) {
+      if (method_exists('ktk\\MusicServe\\'.$module, 'onProcess')) {
+        call_user_func('ktk\\MusicServe\\'.$module.'::onProcess');
+      }
+    }
+  }
+
+  static function renderCss() {
+    echo '    <link rel="stylesheet" href="main.css" type="text/css" media="screen" charset="utf-8">'.PHP_EOL;
+    foreach(self::$modules as $module) {
+      if (file_exists('modules/'.$module.'.css')) {
+        echo '    <link rel="stylesheet" href="modules/'.$module.'.css" type="text/css" media="screen" charset="utf-8">'.PHP_EOL;
+      }
+    }
+  }
+  
+  static function renderProgram() {
+    foreach(self::$modules as $module) {
+      if (method_exists('ktk\\MusicServe\\'.$module, 'onRender')) {
+        call_user_func('ktk\\MusicServe\\'.$module.'::onRender');
+      }
+    }
+  }
+
+  static function closeProgram() {
+    foreach(self::$modules as $module) {
+      if (method_exists('ktk\\MusicServe\\'.$module, 'onClose')) {
+        call_user_func('ktk\\MusicServe\\'.$module.'::onClose');
+      }
+    }
+  }
+  
+  static function reportError($context, $subcontext, $error) {
+    if(!self::$errors[$context."::".$subcontext])
+      self::$errors[$context."::".$subcontext] = array();
+    array_push(self::$errors[$context."::".$subcontext], $error);
+  }
+
+  static function reportWarning($context, $subcontext, $warning) {
+    if(!self::$warnings[$context."::".$subcontext])
+      self::$warnings[$context."::".$subcontext] = array();
+    array_push(self::$warnings[$context."::".$subcontext], $warning);
+  }
+
+  static function loadConf($file) {
+    if (file_exists('conf/'.$file.'.ini')) {
+      return parse_ini_file('conf/'.$file.'.ini');
+    } else {
+      self::reportWarning(__CLASS__, __FUNCTION__, "Could not load ".'conf/'.$file.'.ini');
+    }
+    return array();
+  }
+
+  static function saveConf($data) {
+    if ($fp = fopen($data, 'w')) {
+      self::writeData_r($fp, $data);
+      fclose($fp);
+    } else {
+        MusicServe::reportError(__CLASS__, __FUNCTION__, "Could not write to \"".$data."\", please check your permissions!");
+      return NULL;
+    }
+  }
+  static function writeData_r($handle, $value) {
+    foreach ($data as $key=>$value) {
+      if (is_array($value)) {
+        fwrite($handle, '['.$key.']'.PHP_EOL);
+        self::writeData_r($handle, $value);
+      } else {
+        fwrite($handle, $key.'='.$value.PHP_EOL);
+      }
+    }
+
+  }
+
+  static function storeData($var, $data) {
+    $_SESSION[$var] = $data;
+  }
+
+  static function &getData($data) {
+    if (isset($_SESSION[$data])) {
+      return $_SESSION[$data];
+    } else {
+      return NULL;
+    }
+  }
+}
+?>
diff --git a/conf/BasicAuth.ini b/conf/BasicAuth.ini
new file mode 100644
index 0000000..bcad640
--- /dev/null
+++ b/conf/BasicAuth.ini
@@ -0,0 +1 @@
+pub = pub
diff --git a/index.php b/index.php
new file mode 100644
index 0000000..eeba390
--- /dev/null
+++ b/index.php
@@ -0,0 +1,26 @@
+<?php
+include_once 'MusicServe.php';
+
+ktk\MusicServe\MusicServe::loadModule("BasicAuth");
+ktk\MusicServe\MusicServe::loadModule("ErrorReporter");
+ktk\MusicServe\MusicServe::loadModule("FileBrowser");
+ktk\MusicServe\MusicServe::loadModule("Playlist");
+ktk\MusicServe\MusicServe::loadModule("Player");
+
+ktk\MusicServe\MusicServe::initProgram();
+ktk\MusicServe\MusicServe::processProgram();
+?>
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" 
+"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
+<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en">
+  <head>
+    <meta http-equiv="content-type" content="application/xhtml+xml; charset=UTF-8" />
+    <title>ktk MusicServe</title>
+    <?php ktk\MusicServe\MusicServe::renderCss() ?>
+  </head>
+  <body>
+    <?php ktk\MusicServe\MusicServe::renderProgram() ?>
+  </body>
+</html>
+<?php ktk\MusicServe\MusicServe::closeProgram() ?>
diff --git a/main.css b/main.css
new file mode 100644
index 0000000..4bbed01
--- /dev/null
+++ b/main.css
@@ -0,0 +1,6 @@
+html,body {
+  margin: 0;
+  padding: 0;
+  height: 100%;
+  width: 100%;
+}
diff --git a/media b/media
new file mode 120000
index 0000000..98881fa
--- /dev/null
+++ b/media
@@ -0,0 +1 @@
+/export/home/kts/Music
\ No newline at end of file
diff --git a/modules/BasicAuth.css b/modules/BasicAuth.css
new file mode 100644
index 0000000..21bc2f0
--- /dev/null
+++ b/modules/BasicAuth.css
@@ -0,0 +1,11 @@
+#ktk_MusicServe_BasicAuth {
+  position: absolute;
+  bottom:0;
+  right:0;
+  float:right;
+  background-color: #222;
+}
+
+#ktk_MusicServe_BasicAuth input {
+  border: 0;
+}
diff --git a/modules/BasicAuth.php b/modules/BasicAuth.php
new file mode 100644
index 0000000..8199a07
--- /dev/null
+++ b/modules/BasicAuth.php
@@ -0,0 +1,68 @@
+<?php
+namespace ktk\MusicServe;
+
+class BasicAuth {
+  static private $realm = "ktk_MusicServe";
+  static private $auth_file = "BasicAuth";
+  static private $creds = array();
+
+  static public function onInit() {
+    self::$creds = MusicServe::loadConf(self::$auth_file);
+    if (!isset($_SESSION['logged'])) {
+      self::doAuth();
+    }
+  }
+  static public function onRender() {
+    echo '    <div id="ktk_MusicServe_BasicAuth">'.PHP_EOL;
+    echo '      <form action="" method="POST">';
+    echo '      <input type="hidden" name="m" value="BasicAuth" />';
+    echo '      <input type="hidden" name="c" value="doLogout" />';
+    echo '      <input type="submit" name="" value="Exit" />';
+    echo '      </form>';
+    echo '    </div>';
+  }
+  static public function doLogout() {
+    if (ini_get("session.use_cookies")) {
+      $params = session_get_cookie_params();
+      setcookie(session_name(), '', time() - 42000,
+        $params["path"], $params["domain"],
+        $params["secure"], $params["httponly"]
+      ); 
+      session_destroy();
+      session_unset($_SESSION['logged']);
+      header('HTTP/1.1 401 Unauthorized');
+      die("Logged out, please <a href=\"".$_SERVER['PHP_SELF']."\">click here</a> to login");
+    }
+  }
+  static public function doAuth() {
+    if (empty($_SERVER['PHP_AUTH_DIGEST'])) {
+      header('HTTP/1.1 401 Unauthorized');
+      header('WWW-Authenticate: Digest realm="'.self::$realm.'",qop="auth",nonce="'.uniqid().'",opaque="'.md5(self::$realm).'"');
+      die("Canceled - refresh or <a href=\"".$_SERVER['PHP_SELF']."\">click here</a> to try again");
+    }
+    if (!($data = self::parseHttpDigest($_SERVER['PHP_AUTH_DIGEST'])) || !isset(self::$creds[$data['username']])) {
+      header('HTTP/1.1 401 Unauthorized');
+      die("Incorrect credentials, please <a href=\"".$_SERVER['PHP_SELF']."\">click here</a> to try again");
+    }
+    $A1 = md5($data['username'] . ':' . self::$realm . ':' . self::$creds[$data['username']]);
+    $A2 = md5($_SERVER['REQUEST_METHOD'].':'.$data['uri']);
+    $valid_response = md5($A1.':'.$data['nonce'].':'.$data['nc'].':'.$data['cnonce'].':'.$data['qop'].':'.$A2);
+    if ($data['response'] != $valid_response) {
+      header('HTTP/1.1 401 Unauthorized');
+      die("Incorrect credentials, please <a href=\"".$_SERVER['PHP_SELF']."\">click here</a> to try again");
+    }
+    $_SESSION['logged'] = TRUE;
+  }
+  static public function parseHttpDigest($text) {
+    $needed_parts = array('nonce'=>1, 'nc'=>1, 'cnonce'=>1, 'qop'=>1, 'username'=>1, 'uri'=>1, 'response'=>1);
+    $data = array();
+    $keys = implode('|', array_keys($needed_parts));
+    preg_match_all('@(' . $keys . ')=(?:([\'"])([^\2]+?)\2|([^\s,]+))@', $text, $matches, PREG_SET_ORDER);
+    foreach ($matches as $m) {
+        $data[$m[1]] = $m[3] ? $m[3] : $m[4];
+        unset($needed_parts[$m[1]]);
+    }
+    return $needed_parts ? false : $data;
+  }
+}
+?>
diff --git a/modules/Clock.php b/modules/Clock.php
new file mode 100644
index 0000000..eb44e98
--- /dev/null
+++ b/modules/Clock.php
@@ -0,0 +1,24 @@
+<?php
+namespace ktk\MusicServe;
+
+class Clock {
+  static private $time = "";
+  static function onInit() {
+    if (!MusicServe::getData('time_format')) {
+      MusicServe::storeData('time_format', 'H:i:s');
+    }
+  }
+  static function onProcess() {
+    self::$time = date(MusicServe::getData('time_format'));
+  }
+  static function onRender() {
+    echo '<div id="ktk_MusicServe_Clock">'.PHP_EOL;
+    echo self::$time.PHP_EOL;
+    echo '<a href="?m=Clock&c=changeTime&p1=g:i:s a">12-hour</a>'.PHP_EOL;
+    echo '</div>'.PHP_EOL;
+  }
+  static function changeTime($format) {
+    MusicServe::storeData('time_format', $format);
+  }
+}
+?>
diff --git a/modules/ErrorReporter.css b/modules/ErrorReporter.css
new file mode 100644
index 0000000..68fd9ed
--- /dev/null
+++ b/modules/ErrorReporter.css
@@ -0,0 +1,21 @@
+#ktk_MusicServe_ErrorReporter {
+  background-color: #633;
+  color: #FCA;
+  font-family: console, consolas, terminal;
+  font-size: 8pt;
+}
+
+#ktk_MusicServe_ErrorReporter * {
+  padding: 0;
+  margin: 0;
+}
+
+#ktk_MusicServe_ErrorReporter h1 {
+  text-align: center;
+  color: #FAA;
+  font-size: 10pt;
+}
+
+#ktk_MusicServe_ErrorReporter table {
+  width: 100%;
+}
diff --git a/modules/ErrorReporter.php b/modules/ErrorReporter.php
new file mode 100644
index 0000000..205743a
--- /dev/null
+++ b/modules/ErrorReporter.php
@@ -0,0 +1,24 @@
+<?php
+namespace ktk\MusicServe;
+
+class ErrorReporter {
+
+  static function onInit() {}
+
+  static function onRender() {
+    if (!MusicServe::$errors)
+      return;
+    echo '<div id="ktk_MusicServe_ErrorReporter">';
+    echo '<h1>ERRORS</h1>';
+    echo '<table>';
+    echo '<tr><th>context</th><th>error</th></tr>';
+    foreach (MusicServe::$errors as $context=>$error_context) {
+      foreach($error_context as $error) {
+        echo '<tr><td>'.$context.'</td><td>'.$error.'</td></tr>';
+      }
+    }
+    echo '</table>';
+    echo '</div>';
+  }
+}
+?>
diff --git a/modules/FileBrowser.css b/modules/FileBrowser.css
new file mode 100644
index 0000000..679887b
--- /dev/null
+++ b/modules/FileBrowser.css
@@ -0,0 +1,57 @@
+#ktk_MusicServe_FileBrowser {
+  float: left;
+  overflow: auto;
+  margin: auto;
+  width:200px;
+  display: block;
+  height:100%;
+  background-color: #444;
+  overflow-x: hidden;
+  overflow-y: scroll;
+}
+
+#ktk_MusicServe_FileBrowser * {
+  margin: 0;
+  padding: 0;
+  border: 0;
+  font-family: console, consolas, terminal;
+  font-size: 10px;
+  text-align: left;
+}
+
+#ktk_MusicServe_FileBrowser h1 {
+  display: block;
+  height: 24px;
+  overflow: hidden;
+  color: #CCC;
+}
+
+#ktk_MusicServe_FileBrowser table {
+  width: 100%;
+}
+
+#ktk_MusicServe_FileBrowser table,
+#ktk_MusicServe_FileBrowser tr,
+#ktk_MusicServe_FileBrowser td,
+#ktk_MusicServe_FileBrowser input
+{
+  background-color: #444;
+  color: #CCC;
+}
+
+#ktk_MusicServe_FileBrowser th,
+#ktk_MusicServe_FileBrowser th input {
+  min-width: 32px;
+  background-color:#777;
+}
+
+#ktk_MusicServe_FileBrowser td input {
+  width: 160px;
+  background-color: #111;
+  color: #CCC;
+}
+
+#ktk_MusicServe_FileBrowser input:hover {
+  background-color: #777;
+  cursor: pointer;
+}
diff --git a/modules/FileBrowser.php b/modules/FileBrowser.php
new file mode 100644
index 0000000..9af4266
--- /dev/null
+++ b/modules/FileBrowser.php
@@ -0,0 +1,168 @@
+<?php
+namespace ktk\MusicServe;
+
+class FileBrowser {
+  const ROOT = "media/";
+
+  const T_DIR = 1;
+  const T_FILE = 2;
+
+  const F_TYPE = 0;
+  const F_NAME = 1;
+  const F_EXT = 2;
+
+  static function onInit() {
+    // set default options if need be
+    if (!MusicServe::getData('sort_by')) {
+      MusicServe::storeData('sort_order', SORT_ASC);
+      MusicServe::storeData('sort_by', "name");
+    }
+    if (!MusicServe::getData('cwd')) {
+      MusicServe::storeData('cwd', FileBrowser::ROOT);
+      self::getFiles();
+      self::sortFiles();
+    }
+  }
+
+  static function onRender() {
+    $cwd = MusicServe::getData('cwd');
+    echo '    <div id="ktk_MusicServe_FileBrowser">'.PHP_EOL;
+    echo '      <h1>',$cwd,'</h1>'.PHP_EOL;
+    if (MusicServe::checkModule("Playlist")) {
+      echo '      <form action="" method="POST">';
+      echo '      <input type="hidden" name="m" value="FileBrowser" />';
+      echo '      <input type="hidden" name="c" value="openFiles" />';
+      echo '      <input type="submit" name="" value="add all to playlist" />';
+      echo '      </form>';
+    }
+    echo '      <table>'.PHP_EOL;
+    echo '      <form action="" method="POST">';
+    echo '      <input type="hidden" name="m" value="FileBrowser" />';
+    echo '      <input type="hidden" name="c" value="changeSort" />';
+    echo '        <tr><th><input type="submit" name="p1" value="name" /></th><th><input type="submit" name="p1" value="ext" /></th></tr>'.PHP_EOL;
+    echo '      </form>'.PHP_EOL;
+    echo '      <form action="" method="POST">';
+    echo '      <input type="hidden" name="m" value="FileBrowser" />';
+    echo '      <input type="hidden" name="c" value="changeCwd" />';
+    echo '        <tr><td><input type="submit" name="p1" value="../"></td><td></td></tr>'.PHP_EOL;
+    foreach(MusicServe::getData('dirs') as $dir) {
+      echo '        <tr><td><input type="submit" name="p1" value="'.$dir[FileBrowser::F_NAME].'/"></td><td></td></tr>'.PHP_EOL;
+    }
+    echo '      </form>'.PHP_EOL;
+
+    echo '      <form action="" method="POST">';
+    echo '      <input type="hidden" name="m" value="FileBrowser" />';
+    echo '      <input type="hidden" name="c" value="openFile" />';
+    foreach(MusicServe::getData('files') as $file) {
+      echo '        <tr><td><input type="submit" name="p1" value="'.$file[FileBrowser::F_NAME].'"/></td><td>'.$file[FileBrowser::F_EXT].'</td></tr>'.PHP_EOL;
+    }
+    echo '      </form>'.PHP_EOL;
+    echo '      </table>'.PHP_EOL;
+    echo '    </div>'.PHP_EOL;
+  }
+
+  /* COMMAND FUNCTIONS */
+  static function changeCwd($directory) {
+    // NOTE: temporarily resolving any ".." to one dir up, rather than all
+    if (substr_count($directory, "..")) {
+      if (MusicServe::getData('cwd') == FileBrowser::ROOT) {
+        return NULL;
+      }
+      $directory = dirname(MusicServe::getData('cwd')).'/';
+    } else {
+      $directory = MusicServe::getData('cwd').$directory;
+    }
+    if (!file_exists($directory)) {
+      MusicServe::reportError(__CLASS__, __FUNCTION__,
+        "Cannot change working directory to \"'.$directory.'\", as it does not exist!\n"
+      );
+      return NULL;
+    }
+    MusicServe::storeData('cwd', $directory);
+    self::getFiles();
+    self::sortFiles();
+  }
+
+  static function changeSort($type) {
+    MusicServe::storeData('sort_by', $type);
+    if (($sort_order = MusicServe::getData('sort_order')) != SORT_ASC) {
+      MusicServe::storeData('sort_order', SORT_ASC);
+    } else {
+      MusicServe::storeData('sort_order', SORT_DESC);
+    }
+    self::sortFiles();
+  }
+
+  static function openFile($file) {
+    if (MusicServe::checkModule("Playlist")) {
+      Playlist::addFile(MusicServe::getData('cwd').$file);
+    }
+  }
+
+  static function openFiles() {
+    if (MusicServe::checkModule("Playlist")) {
+      foreach(MusicServe::getData('files') as $file) {
+        Playlist::addFile(MusicServe::getData('cwd').$file[FileBrowser::F_NAME]);
+      }
+    }
+  }
+
+  /* GENERAL FUNCTIONS */
+  static function getFiles() {
+    $directory = MusicServe::getData('cwd');
+    if (!file_exists($directory)) {
+      MusicServe::reportError(__CLASS__, __FUNCTION__,
+        "Directory \"'.$directory.'\"does not exist!\n"
+      );
+      return NULL;
+    }
+
+    $directory_handle = opendir($directory);
+    $i = 0;
+    while (false !== ($filename = readdir($directory_handle))) {
+      if ($filename[0] != '.' && $filename != "..") {
+        $files[$i] = array();
+        if (is_dir($directory.$filename)) {
+          $files[$i][FileBrowser::F_TYPE] = FileBrowser::T_DIR;
+        } else {
+          $files[$i][FileBrowser::F_TYPE] = FileBrowser::T_FILE;
+        }
+        $files[$i][FileBrowser::F_NAME] = $filename;
+        $files[$i][FileBrowser::F_EXT] = pathinfo($filename, PATHINFO_EXTENSION);
+        $i++;
+      }
+    }
+    MusicServe::storeData('dir_list', $files);
+  }
+
+  /* INTERNAL FUNCTIONS */
+  static function sortFiles() {
+    $sort = array();
+    $sort_by = MusicServe::getData('sort_by');
+    $sort_order = MusicServe::getData('sort_order');
+    $i = 0;
+    if ($sort_by == "ext") {
+      foreach (MusicServe::getData('dir_list') as $file) {
+        $sort[$i++] = $file[FileBrowser::F_EXT];
+      }
+    } else {
+      foreach (MusicServe::getData('dir_list') as $file) {
+        $sort[$i++] = $file[FileBrowser::F_NAME];
+      }
+    }
+    array_multisort($sort, $sort_order, MusicServe::getData('dir_list'));
+   // Wasteful, but we want directories always on top
+    $dirs = array();
+    $files = array();
+    foreach (MusicServe::getData('dir_list') as $file) {
+      if ($file[FileBrowser::F_TYPE] == FileBrowser::T_DIR) {
+        $dirs[] = $file;
+      } else {
+        $files[] = $file;
+      }
+    }
+    MusicServe::storeData('files', $files);
+    MusicServe::storeData('dirs', $dirs);
+  }
+}
+?>
diff --git a/modules/Player.css b/modules/Player.css
new file mode 100644
index 0000000..6c5e582
--- /dev/null
+++ b/modules/Player.css
@@ -0,0 +1,4 @@
+#ktk_MusicServe_Player {
+  background-color: #111;
+  height: 65%;
+}
diff --git a/modules/Player.php b/modules/Player.php
new file mode 100644
index 0000000..661fa9b
--- /dev/null
+++ b/modules/Player.php
@@ -0,0 +1,17 @@
+<?php
+namespace ktk\MusicServe;
+
+class Player {
+  static public function onInit() {
+  }
+  static public function onProcess() {
+  }
+  static public function onRender() {
+    echo '<div id="ktk_MusicServe_Player">',PHP_EOL;
+    echo "Player goes here";
+    echo '</div>',PHP_EOL;
+  }
+  static public function onClose() {
+  }
+}
+?>
diff --git a/modules/Playlist.css b/modules/Playlist.css
new file mode 100644
index 0000000..a64897d
--- /dev/null
+++ b/modules/Playlist.css
@@ -0,0 +1,10 @@
+#ktk_MusicServe_Playlist * {
+  font-size: 10px;
+}
+#ktk_MusicServe_Playlist {
+  background-color: #444;
+  color: #BBA;
+  height: 35%;
+  overflow-y: auto;
+  font-size: 12px;
+}
diff --git a/modules/Playlist.php b/modules/Playlist.php
new file mode 100644
index 0000000..39927c8
--- /dev/null
+++ b/modules/Playlist.php
@@ -0,0 +1,27 @@
+<?php
+namespace ktk\MusicServe;
+
+class Playlist {
+  static private $playlist;
+  static public function onInit() {
+    if (!MusicServe::getData('playlist')) {
+      MusicServe::storeData('playlist', array());
+    }
+  }
+  static public function onProcess() {
+  }
+  static public function onRender() {
+    echo '    <div id="ktk_MusicServe_Playlist">',PHP_EOL;
+    foreach (MusicServe::getData('playlist') as $file) {
+      echo $file.'<br />';
+    }
+    echo '    </div>',PHP_EOL;
+  }
+  static public function onClose() {
+  }
+
+  static public function addFile($file) {
+    MusicServe::getData('playlist')[] = $file;
+  }
+}
+?>
diff --git a/modules/TemplateModule.php b/modules/TemplateModule.php
new file mode 100644
index 0000000..f90ff78
--- /dev/null
+++ b/modules/TemplateModule.php
@@ -0,0 +1,14 @@
+<?php
+namespace ktk\MusicServe;
+
+class TemplateModule {
+  static public function onInit() {
+  }
+  static public function onProcess() {
+  }
+  static public function onRender() {
+  }
+  static public function onClose() {
+  }
+}
+?>
diff --git a/modules/inactive/Devel.css b/modules/inactive/Devel.css
new file mode 100644
index 0000000..b497b06
--- /dev/null
+++ b/modules/inactive/Devel.css
@@ -0,0 +1,5 @@
+#ktk_MusicServe_Devel {
+  position: absolute;
+  bottom: 0;
+  right: 0;
+}
diff --git a/modules/inactive/Devel.php b/modules/inactive/Devel.php
new file mode 100644
index 0000000..38d3bd7
--- /dev/null
+++ b/modules/inactive/Devel.php
@@ -0,0 +1,26 @@
+<?php
+namespace ktk\MusicServe;
+
+class Devel {
+  static public function onRender() {
+    echo '<div id="ktk_MusicServe_Devel">',PHP_EOL;
+    echo '<form action="" method="POST">',PHP_EOL;
+    echo '<input type="hidden" name="m" value="Devel" />',PHP_EOL;
+    echo '<input type="submit" name="c" value="endSession" />',PHP_EOL;
+    echo '</form>',PHP_EOL;
+    echo '</div>',PHP_EOL;
+  }
+  static public function endSession() {
+    if (ini_get("session.use_cookies")) {
+      $params = session_get_cookie_params();
+      setcookie(session_name(), '', time() - 42000,
+        $params["path"], $params["domain"],
+        $params["secure"], $params["httponly"]
+      );
+      session_destroy();
+      header('Location: '.$_SERVER['PHP_SELF']);
+      die;
+    }
+  }
+}
+?>
diff --git a/modules/inactive/SimpleClock.php b/modules/inactive/SimpleClock.php
new file mode 100644
index 0000000..406fb06
--- /dev/null
+++ b/modules/inactive/SimpleClock.php
@@ -0,0 +1,24 @@
+<?php
+namespace ktk\MusicServe;
+
+class SimpleClock {
+  static private $time = "";
+  static function onInit() {
+    if (!SimpleDB::getData('time_format')) {
+      SimpleDB::storeData('time_format', 'H:i:s');
+    }
+  }
+  static function onProcess() {
+    self::$time = date(SimpleDB::getData('time_format'));
+  }
+  static function onRender() {
+    echo '<div id="ktk_MusicServe_Clock">'.PHP_EOL;
+    echo self::$time.PHP_EOL;
+    echo '<a href="?m=SimpleClock&c=changeTime&p1=g:i:s a">12-hour</a>'.PHP_EOL;
+    echo '</div>'.PHP_EOL;
+  }
+  static function changeTime($format) {
+    SimpleDB::storeData('time_format', $format);
+  }
+}
+?>
diff --git a/modules/inactive/SimpleDB.php b/modules/inactive/SimpleDB.php
new file mode 100644
index 0000000..6454fd7
--- /dev/null
+++ b/modules/inactive/SimpleDB.php
@@ -0,0 +1,52 @@
+<?php
+namespace ktk\MusicServe;
+
+class SimpleDB {
+  static private $data_file = "sdb.ini";
+  static private $data = array();
+  // CORE
+  static public function onInit() {
+    if (!file_exists(self::$data_file)) {
+      if ($fp = fopen(self::$data_file, 'w')) {
+        fwrite($fp, "");
+        fclose($fp);
+      } else {
+        MusicServe::reportError(__CLASS__, __FUNCTION__, "Could not create \"".self::$data_file."\", please check your permissions!");
+      }
+      return NULL;
+    }
+    self::$data = parse_ini_file(self::$data_file, true);
+  }
+  static public function onClose() {
+    if ($fp = fopen(self::$data_file, 'w')) {
+      self::writeData_r($fp, self::$data);
+      fclose($fp);
+    } else {
+        MusicServe::reportError(__CLASS__, __FUNCTION__, "Could not write to \"".self::$data_file."\", please check your permissions!");
+      return NULL;
+    }
+  }
+  // ACCESS
+  static public function getData($var) {
+    if (self::$data[$var]) {
+      return self::$data[$var];
+    } else {
+      return NULL;
+    }
+  }
+  static public function storeData($var, $value) {
+    self::$data[$var] = $value;
+  }
+  // INTERNAL
+  static private function writeData_r($handle, $data) {
+    foreach ($data as $key=>$value) {
+      if (is_array($value)) {
+        fwrite($handle, '['.$key.']'.PHP_EOL);
+        self::writeData_r($handle, $value);
+      } else {
+        fwrite($handle, $key.'='.$value.PHP_EOL);
+      }
+    }
+  }
+}
+?>
diff --git a/modules/inactive/StyledClock.css b/modules/inactive/StyledClock.css
new file mode 100644
index 0000000..90e2757
--- /dev/null
+++ b/modules/inactive/StyledClock.css
@@ -0,0 +1,7 @@
+#ktk_MusicServe_StyledClock {
+  background-color: #222;
+  color: #999;
+  position: fixed;
+  top:0;
+  right:0;
+}
diff --git a/modules/inactive/StyledClock.php b/modules/inactive/StyledClock.php
new file mode 100644
index 0000000..de40f94
--- /dev/null
+++ b/modules/inactive/StyledClock.php
@@ -0,0 +1,24 @@
+<?php
+namespace ktk\MusicServe;
+
+class StyledClock {
+  static private $time = "";
+  static function onInit() {
+    if (!MusicServe::getData('time_format')) {
+      MusicServe::storeData('time_format', 'H:i:s');
+    }
+  }
+  static function onProcess() {
+    self::$time = date(MusicServe::getData('time_format'));
+  }
+  static function onRender() {
+    echo '<div id="ktk_MusicServe_StyledClock">'.PHP_EOL;
+    echo self::$time.PHP_EOL;
+    echo '<a href="?m=StyledClock&c=changeTime&p1=g:i:s a">12-hour</a>'.PHP_EOL;
+    echo '</div>'.PHP_EOL;
+  }
+  static function changeTime($format) {
+    MusicServe::storeData('time_format', $format);
+  }
+}
+?>
diff --git a/sdb.ini b/sdb.ini
new file mode 100644
index 0000000..1285eb5
--- /dev/null
+++ b/sdb.ini
@@ -0,0 +1 @@
+time_format=g:i:s a